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authorJan Engelhardt <jengelh@computergmbh.de>2007-12-11 09:39:40 +0800
committerGreg Kroah-Hartman <gregkh@suse.de>2007-12-14 09:51:08 -0800
commit3e3deae8d7a9e5b73804dca55252bcf3aea19504 (patch)
treee1bb3fb829f9417dcf120ccfc956d3c0ede65412
parent5b5581b721cdc76fe1fe8f89f22ae613198acdbd (diff)
NETFILTER: fix forgotten module release in xt_CONNMARK and xt_CONNSECMARK
[NETFILTER]: fix forgotten module release in xt_CONNMARK and xt_CONNSECMARK [ Upstream commit: 67b4af297033f5f65999885542f95ba7b562848a ] Fix forgotten module release in xt_CONNMARK and xt_CONNSECMARK When xt_CONNMARK is used outside the mangle table and the user specified "--restore-mark", the connmark_tg_check() function will (correctly) error out, but (incorrectly) forgets to release the L3 conntrack module. Same for xt_CONNSECMARK. Fix is to move the call to acquire the L3 module after the basic constraint checks. Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--net/netfilter/xt_CONNMARK.c10
-rw-r--r--net/netfilter/xt_CONNSECMARK.c10
2 files changed, 10 insertions, 10 deletions
diff --git a/net/netfilter/xt_CONNMARK.c b/net/netfilter/xt_CONNMARK.c
index 5a00c5444334..5bc522709a08 100644
--- a/net/netfilter/xt_CONNMARK.c
+++ b/net/netfilter/xt_CONNMARK.c
@@ -85,11 +85,6 @@ checkentry(const char *tablename,
{
const struct xt_connmark_target_info *matchinfo = targinfo;
- if (nf_ct_l3proto_try_module_get(target->family) < 0) {
- printk(KERN_WARNING "can't load conntrack support for "
- "proto=%d\n", target->family);
- return false;
- }
if (matchinfo->mode == XT_CONNMARK_RESTORE) {
if (strcmp(tablename, "mangle") != 0) {
printk(KERN_WARNING "CONNMARK: restore can only be "
@@ -102,6 +97,11 @@ checkentry(const char *tablename,
printk(KERN_WARNING "CONNMARK: Only supports 32bit mark\n");
return false;
}
+ if (nf_ct_l3proto_try_module_get(target->family) < 0) {
+ printk(KERN_WARNING "can't load conntrack support for "
+ "proto=%d\n", target->family);
+ return false;
+ }
return true;
}
diff --git a/net/netfilter/xt_CONNSECMARK.c b/net/netfilter/xt_CONNSECMARK.c
index 63d73138c1b9..23f780d47e63 100644
--- a/net/netfilter/xt_CONNSECMARK.c
+++ b/net/netfilter/xt_CONNSECMARK.c
@@ -91,11 +91,6 @@ static bool checkentry(const char *tablename, const void *entry,
{
const struct xt_connsecmark_target_info *info = targinfo;
- if (nf_ct_l3proto_try_module_get(target->family) < 0) {
- printk(KERN_WARNING "can't load conntrack support for "
- "proto=%d\n", target->family);
- return false;
- }
switch (info->mode) {
case CONNSECMARK_SAVE:
case CONNSECMARK_RESTORE:
@@ -106,6 +101,11 @@ static bool checkentry(const char *tablename, const void *entry,
return false;
}
+ if (nf_ct_l3proto_try_module_get(target->family) < 0) {
+ printk(KERN_WARNING "can't load conntrack support for "
+ "proto=%d\n", target->family);
+ return false;
+ }
return true;
}